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<a name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a name="2" href="#2">2</a>   <em class="jxr_comment"> * @(#)Command.java   2009.02.24 at 09:44:56 PST</em>
<a name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a name="4" href="#4">4</a>   <em class="jxr_comment"> * Copyright 2007 MBARI</em>
<a name="5" href="#5">5</a>   <em class="jxr_comment"> *</em>
<a name="6" href="#6">6</a>   <em class="jxr_comment"> * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE, Version 2.1</em>
<a name="7" href="#7">7</a>   <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance</em>
<a name="8" href="#8">8</a>   <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
<a name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a name="10" href="#10">10</a>  <em class="jxr_comment"> * <a href="http://www.gnu.org/copyleft/lesser.html" target="alexandria_uri">http://www.gnu.org/copyleft/lesser.html</a></em>
<a name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
<a name="12" href="#12">12</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a name="13" href="#13">13</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a name="14" href="#14">14</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a name="15" href="#15">15</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a name="16" href="#16">16</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a name="17" href="#17">17</a>  <em class="jxr_comment"> */</em>
<a name="18" href="#18">18</a>  
<a name="19" href="#19">19</a>  
<a name="20" href="#20">20</a>  
<a name="21" href="#21">21</a>  <strong class="jxr_keyword">package</strong> org.mbari.vcr.rs422;
<a name="22" href="#22">22</a>  
<a name="23" href="#23">23</a>  <em class="jxr_javadoccomment">/**</em>
<a name="24" href="#24">24</a>  <em class="jxr_javadoccomment"> *</em>
<a name="25" href="#25">25</a>  <em class="jxr_javadoccomment"> * @author brian</em>
<a name="26" href="#26">26</a>  <em class="jxr_javadoccomment"> */</em>
<a name="27" href="#27">27</a>  <strong class="jxr_keyword">public</strong> enum <a href="../../../../org/mbari/vcr/rs422/Command.html">Command</a> {
<a name="28" href="#28">28</a>  
<a name="29" href="#29">29</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Request the type of <a href="../../../../org/mbari/vcr/rs422/VCR.html">VCR</a> (i.e. Device) */</em>
<a name="30" href="#30">30</a>      DEVICE_TYPE_REQUEST(<span class="jxr_string">"Request device type"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x00, 0x11 }),
<a name="31" href="#31">31</a>      EJECT_TAPE(<span class="jxr_string">"Eject tape"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x0f }), FAST_FWD(<span class="jxr_string">"Fast forward"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x10 }),
<a name="32" href="#32">32</a>      GET_CUEUP_STATUS(<span class="jxr_string">"Request cueup status"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x20, 0x21 }),
<a name="33" href="#33">33</a>      GET_LTIMECODE(<span class="jxr_string">"Request longitudinal timecode"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x01 }),
<a name="34" href="#34">34</a>      GET_LUBTIMECODE(<span class="jxr_string">"Request longitudinal userbits"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x0F }),
<a name="35" href="#35">35</a>      GET_STATUS(<span class="jxr_string">"Request status"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x20, 0x03 }),
<a name="36" href="#36">36</a>  
<a name="37" href="#37">37</a>      <em class="jxr_javadoccomment">/**</em>
<a name="38" href="#38">38</a>  <em class="jxr_javadoccomment">     * This is a special command supplied by sony that returns the best source</em>
<a name="39" href="#39">39</a>  <em class="jxr_javadoccomment">     * of the timecode (VITC at slwo speeds, LTC at high speeds)</em>
<a name="40" href="#40">40</a>  <em class="jxr_javadoccomment">     */</em>
<a name="41" href="#41">41</a>      GET_TIMECODE(<span class="jxr_string">"Request timecode"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x03 }),
<a name="42" href="#42">42</a>  
<a name="43" href="#43">43</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Get Timer-1 timecode command */</em>
<a name="44" href="#44">44</a>      GET_TIMECODE1(<span class="jxr_string">"Request timecode 1"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x04 }),
<a name="45" href="#45">45</a>  
<a name="46" href="#46">46</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Get Timer-2 timecode command */</em>
<a name="47" href="#47">47</a>      GET_TIMECODE2(<span class="jxr_string">"Request timecode2"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x08 }),
<a name="48" href="#48">48</a>  
<a name="49" href="#49">49</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Get vertical timecode command */</em>
<a name="50" href="#50">50</a>      GET_VTIMECODE(<span class="jxr_string">"Request vertical timecode"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x02 }),
<a name="51" href="#51">51</a>  
<a name="52" href="#52">52</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Get vertical Userbits timecode command */</em>
<a name="53" href="#53">53</a>      GET_VUBTIMECODE(<span class="jxr_string">"Request vertical userbits"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x61, 0x0c, 0x10 }),
<a name="54" href="#54">54</a>      LOCAL_DISABLE(<span class="jxr_string">"Local disable"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x00, 0x0c }), LOCAL_ENABLE(<span class="jxr_string">"Local enable"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x00, 0x1d }),
<a name="55" href="#55">55</a>  
<a name="56" href="#56">56</a>      <em class="jxr_javadoccomment">/**</em>
<a name="57" href="#57">57</a>  <em class="jxr_javadoccomment">     * Pause - this was passed to me from Danelle Cline for the JVC VCR. Ntt</em>
<a name="58" href="#58">58</a>  <em class="jxr_javadoccomment">     * sure if it works with Sony's. Not yet sure how to resume.</em>
<a name="59" href="#59">59</a>  <em class="jxr_javadoccomment">     */</em>
<a name="60" href="#60">60</a>      PAUSE(<span class="jxr_string">"Pause"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x21, 0x13, 0x00 }),
<a name="61" href="#61">61</a>  
<a name="62" href="#62">62</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Play command */</em>
<a name="63" href="#63">63</a>      PLAY_FWD(<span class="jxr_string">"Play"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x01 }),
<a name="64" href="#64">64</a>  
<a name="65" href="#65">65</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> preset time code command */</em>
<a name="66" href="#66">66</a>      PRESET_TIMECODE(<span class="jxr_string">"Preset timecode"</span>, <strong class="jxr_keyword">new</strong> byte[] {
<a name="67" href="#67">67</a>          0x44, 0x04, 0x00, 0x00, 0x00, 0x00
<a name="68" href="#68">68</a>      }),
<a name="69" href="#69">69</a>  
<a name="70" href="#70">70</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> get cue up status command */</em>
<a name="71" href="#71">71</a>      PRESET_USERBITS(<span class="jxr_string">"Preset userbits"</span>, <strong class="jxr_keyword">new</strong> byte[] {
<a name="72" href="#72">72</a>          0x44, 0x05, 0x00, 0x00, 0x00, 0x00
<a name="73" href="#73">73</a>      }),
<a name="74" href="#74">74</a>  
<a name="75" href="#75">75</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Record command */</em>
<a name="76" href="#76">76</a>      RECORD(<span class="jxr_string">"Record"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x02 }),
<a name="77" href="#77">77</a>  
<a name="78" href="#78">78</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Release tape command */</em>
<a name="79" href="#79">79</a>      RELEASE_TAPE(<span class="jxr_string">"Release tape"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x04 }),
<a name="80" href="#80">80</a>  
<a name="81" href="#81">81</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Rewind command */</em>
<a name="82" href="#82">82</a>      REWIND(<span class="jxr_string">"Rewind"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x20 }),
<a name="83" href="#83">83</a>  
<a name="84" href="#84">84</a>      <em class="jxr_javadoccomment">/**</em>
<a name="85" href="#85">85</a>  <em class="jxr_javadoccomment">     * Shuttle forward command. Last byte should be modified to provide the</em>
<a name="86" href="#86">86</a>  <em class="jxr_javadoccomment">     * shuttle speed (byte value between 0 (stopped) and 255 (very fast))</em>
<a name="87" href="#87">87</a>  <em class="jxr_javadoccomment">     */</em>
<a name="88" href="#88">88</a>      SHUTTLE_FWD(<span class="jxr_string">"Shuttle forward"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x21, 0x13, 0x00 }),
<a name="89" href="#89">89</a>  
<a name="90" href="#90">90</a>      <em class="jxr_javadoccomment">/**</em>
<a name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     * Shuttle reverse command. Last byte should be modified to provide the</em>
<a name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     * shuttle speed (byte value between 0 (stopped) and 255 (very fast))</em>
<a name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     */</em>
<a name="94" href="#94">94</a>      SHUTTLE_REV(<span class="jxr_string">"Shuttle reverse"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x21, 0x23, 0x00 }),
<a name="95" href="#95">95</a>  
<a name="96" href="#96">96</a>      <em class="jxr_javadoccomment">/**</em>
<a name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     * Seek time code command. Last four bytes need to be modified to</em>
<a name="98" href="#98">98</a>  <em class="jxr_javadoccomment">     * specify the timecode to seek to. Refer to the VCR documentation for the format of the timecode bytes.</em>
<a name="99" href="#99">99</a>  <em class="jxr_javadoccomment">     */</em>
<a name="100" href="#100">100</a>     SONY_SEEK_TIMECODE(<span class="jxr_string">"Seek timecode"</span>, <strong class="jxr_keyword">new</strong> byte[] {
<a name="101" href="#101">101</a>         0x24, 0x31, 0x00, 0x00, 0x00, 0x00
<a name="102" href="#102">102</a>     }),
<a name="103" href="#103">103</a> 
<a name="104" href="#104">104</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Stop command */</em>
<a name="105" href="#105">105</a>     STOP(<span class="jxr_string">"Stop"</span>, <strong class="jxr_keyword">new</strong> byte[] { 0x20, 0x00 });
<a name="106" href="#106">106</a> 
<a name="107" href="#107">107</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> byte[] bytes;
<a name="108" href="#108">108</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String description;
<a name="109" href="#109">109</a> 
<a name="110" href="#110">110</a>     <a href="../../../../org/mbari/vcr/rs422/Command.html">Command</a>(String description, byte[] bytes) {
<a name="111" href="#111">111</a>         <strong class="jxr_keyword">this</strong>.description = description;
<a name="112" href="#112">112</a>         <strong class="jxr_keyword">this</strong>.bytes = bytes;
<a name="113" href="#113">113</a>     }
<a name="114" href="#114">114</a> 
<a name="115" href="#115">115</a>     <em class="jxr_javadoccomment">/**</em>
<a name="116" href="#116">116</a> <em class="jxr_javadoccomment">     * Retrive the byte array used to execute a particular command</em>
<a name="117" href="#117">117</a> <em class="jxr_javadoccomment">     * @return A copy of the byte array representing the command. Feel free to munge away at</em>
<a name="118" href="#118">118</a> <em class="jxr_javadoccomment">     *      this array as it won't effect the source. An extra byte is tacked on the end in</em>
<a name="119" href="#119">119</a> <em class="jxr_javadoccomment">     *      order to store a checksum. (e.g. rewind will be returned as {0x20, 0x20, 0x00}).</em>
<a name="120" href="#120">120</a> <em class="jxr_javadoccomment">     *      You still have to do the checksum calculation yourself since some commands contain</em>
<a name="121" href="#121">121</a> <em class="jxr_javadoccomment">     *      user specified bytes.</em>
<a name="122" href="#122">122</a> <em class="jxr_javadoccomment">     */</em>
<a name="123" href="#123">123</a>     <strong class="jxr_keyword">public</strong> byte[] getBytes() {
<a name="124" href="#124">124</a>         byte[] copy = <strong class="jxr_keyword">new</strong> byte[bytes.length + 1];
<a name="125" href="#125">125</a> 
<a name="126" href="#126">126</a>         System.arraycopy(bytes, 0, copy, 0, bytes.length);
<a name="127" href="#127">127</a> 
<a name="128" href="#128">128</a>         <strong class="jxr_keyword">return</strong> copy;
<a name="129" href="#129">129</a>     }
<a name="130" href="#130">130</a> 
<a name="131" href="#131">131</a>     <strong class="jxr_keyword">public</strong> String getDescription() {
<a name="132" href="#132">132</a>         <strong class="jxr_keyword">return</strong> description;
<a name="133" href="#133">133</a>     }
<a name="134" href="#134">134</a> }
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